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log: Also stamp version from env var #622

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merged 1 commit into from
Jun 29, 2023
Merged

log: Also stamp version from env var #622

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12 changes: 12 additions & 0 deletions log/version.go
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
package log

import (
"os"
"runtime/debug"
)

Expand Down Expand Up @@ -48,6 +49,11 @@ func init() {
Version = getVersionFromBuildInfo(info)
}
}
// Try to read version from environment variable if it's not stamped at
// compile time nor from go toolchain
if Version == "" {
Version = getVersionFromEnvVar()
}
}

func getVersionFromBuildInfo(info *debug.BuildInfo) string {
Expand Down Expand Up @@ -81,3 +87,9 @@ func getVersionFromBuildInfo(info *debug.BuildInfo) string {
}
return ""
}

const versionEnvVar = "VERSION"

func getVersionFromEnvVar() string {
return os.Getenv(versionEnvVar)
}